Item Type: Baby Camera Material: ABS Plastic System General: 1. Operating Frequency Range: 2400 MHz-2483.5 MHz 2. Transmitting Power: 17dBm maximum 3. Display Sensitivity: -88dBm 4. Modulation Type: GFSK 5. Transmission Range: Outdoor 100m (line of sight). For indoor use only. Wireless Camera: 1. Image Sensor Type: 1/3 color CMOS image sensor 2. Effective Pixels: H: 640, V: 480 3. Infrared LED Type/Night Vision: 8pcs infrared LED-850nm / 5m 4. Power Requirement: DC 5V, camera without built-in battery 5. Other Features: Built-in microphone/speaker Plug Voltage: 100-240V Wireless Monitor: 1. Display Type/size: Color TFT 3.5 2. Resolution (pixels): 960 x 240 (RGB) 3. Number of Cameras: Supports up to 4 cameras (1 is included) 4. Power Requirements: Adapter DC 5V10% Battery: 3.7V lithium polymer Plug Voltage: 100-240V How to Use: 1. Both the indoor unit and the outdoor unit are connected to the power supply, and the wireless signal is automatically connected after being turned on. 2. On the indoor unit, you can adjust the lullaby and set the brightness. 3. Two-way intercom can be supported on the indoor unit. Package List 1 x Monitor 1 x Camera 2 x Power Adapter 1 x User Manual 13.5-inch color TFT screen, ultra-clear image display real-time video and audio, 2.4GHz wireless technology can prevent signal loss. The viewing angle is adjustable and easy to install. 2Builtin lithium battery, rechargeable, can reduce the number of battery replacement and the frequency of possible failures. Brightness adjustable and energysaving function. 3With twoway intercom and classic lullaby, you can hear your baby's voice and let your baby hear your voice in ultraclear voice. Soft music can soothe the baby at night and stop automatically within 40 minutes. 4Automatic infrared night vision, and it will automatically start under dim light, providing clear video even in a dark room. 5The temperature monitoring function can help you observe the baby's room temperature and beep when the temperature exceeds 30C.